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Finding the Fourth Proportional to 16,324.40, 24,486.60 and 8,532.20

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Solution

The fourth proportional to 16,324.40, 24,486.60 and 8,532.20 is: 12,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,324.40 : 24,486.60 = 8,532.20 : x
  2. Step 2: Convert to fraction form
    16,324.40/24,486.60 = 8,532.20/x
  3. Step 3: Cross multiply
    16,324.40x = 24,486.60 × 8,532.20
  4. Step 4: Simplify right side
    16,324.40x = 208,924,568.52
  5. Step 5: Solve for x
    x = 208,924,568.52/16,324.40
  6. Step 6: Final answer
    x = 12,798.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.